Biochemical and physiological characteristics of Xenorhabdus species, symbiotically associated with entomopathogenic nematodes including Steinernema kushidai and their pathogenicity against Spodoptera litura (Lepidoptera: Noctuidae) Satoshi YamanakaAkiko HagiwaraNobuyoshi Ishibashi Original Papers Pages: 387 - 393
Identification of sulphate-reducing ectosymbiotic bacteria from anaerobic ciliates using 16S rRNA binding oligonucleotide probes T. FenchelN. B. Ramsing Original Papers Pages: 394 - 397
Silver accumulation and resistance in Pseudomonas stutzeri Robin M. SlawsonJack T. TrevorsHung Lee Original Papers Pages: 398 - 404
Enantioselective hydrolysis of O-acetylmandelonitrile to O-acetylmandelic acid by bacterial nitrilases Norman LayhAndreas StolzHans-Joachim Knackmuss Original Papers Pages: 405 - 411
Maleylacetate reductase of Pseudomonas sp. strain B13: dechlorination of chloromaleylacetates, metabolites in the degradation of chloroaromatic compounds Stefan R. KaschabekWalter Reineke Original Papers Pages: 412 - 417
Formation of thionates by freshwater and marine strains of sulfate-reducing bacteria H. SassJ. SteuberH. Cypionka Original Papers Pages: 418 - 421
Induction and modification of dinitrogenase reductase in the unicellular cyanobacterium Synechocystis BO 8402 Susanne BrassAnneliese ErnstPeter Böger Original Papers Pages: 422 - 428
Selection and characterization of mutants of the cyanobacterium Synechocystis sp. PCC 6803 unable to tolerate high salt concentrations Martin HagemannEllen Zuther Original Papers Pages: 429 - 434
Correlation between manganese-deficiency, loss of respiratory chain complex I activity and citric acid production in Aspergillus niger Jürgen WallrathMichael SchmidtHanns Weiss Original Papers Pages: 435 - 438
The impact of organic matter on nitric oxide formation by Nitrosomonas europaea Ralf StüvenMichael VollmerEberhard Bock Original Papers Pages: 439 - 443
The hyp operon gene products are required for the maturation of catalytically active hydrogenase isoenzymes in Escherichia coli A. JacobiR. RossmannA. Böck Original Papers Pages: 444 - 451
Effect of growth phase on the fatty acid composition of Thermus spp. Katrina M. Nordström Short Communications Pages: 452 - 455
Respiratory oxidation of reduced sulfur compounds by intact cells of Thiobacillus tepidarius (type strain) Trello BeffaCatherine FischerMichel Aragno Short Communications Pages: 456 - 458